ExcelMark Scanned Self Inking Rubber Stamp - Red Ink (42A1539WEB-R)

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But if that scanner dies and then you will have to do a rescan of the first item the (certified) one, and you base any future stamp on that. An identity document is any document which may be used to verify aspects of a person’s personal identity. These can include: If your monitor is reasonably modern, with typical default colour settings, but uncalibrated colour-wise then all scans you view will be out by the same amount and you will still see the same shade differences between the calibrated scans you view. If its horribly out of calibration then this could start to affect the shade differences, but with the caveat that you have a half decent monitor and its settings haven't been totally screwed with then exact colour calibration should not be required (although always beneficial). You can use your non-barcoded stamps until Monday 31 July 2023. The original deadline was at the end of January, but after the death of Queen Elizabeth, Royal Mail introduced a six-month grace period to give people more time to use their old stamps.

I do this with some success using proofed stamps on same scan as unknowns and comparing the shades after manipulation, although there seems to be many mistakes in old proofings of German stamps). The colours you can print on a home printer are a subset of pantone colours as CMYK inks cannot produce them all. As is the case of most things there are other systems in use and patents involved.No, I'm not, you've definitely totally missed the point of this entire post. It was about colour calibrating your scanner. Going beyond that I've made reference to then using colour calibrated scans of multiple stamps to make visual judgements. Similar (although not the same) visual judgements you make by eye with multiple stamps infront of you in real life. which shows an example in fluid (which is unnoticeable, even after manipulation in Photoshop to turn on or off certain color channels), and the Signoscope image above it where the double line watermark is clear. Also what about scanning of colour charts on same scan as stamps? This is interesting but does not account for the paper differences (density of colour modules in paper).

computer, 1 scanner, 1 stamp, 1 colour software, as long as they stay the same then all will be good on your computer. A test would be if I sent an IT8 target, full instructions along with a few "test stamps" to someone who had some variant of modern LiDE scanner. They could then calibrate their scanner against the target, scan the stamps I'd sent, post the images and see if anyone could see differences! Or maybe not even an LiDE scanner - that's the settings I know, but I guess they are all pretty simple. So as not to be misunderstood I am saying that when one looks at identifiable (dated, UV assessed) GV Heads on scans there is a good correlation between shades after enhancement and the stamp shades presumed from the other data. Using the same scan with reference GV Heads one can relatively easily shade unknowns (again helped with any other data).

Self-inking stamps can provide thousands of impressions over many years.

Standard handheld magnifying glasses can be useful when examining documents to see if they are counterfeit (e.g., looking at print quality), or if they have been forged (e.g., damage around photographs and images). Ultraviolet (UV) light sources

The upshot of all this is: if you scan a KGV 1d rose pink stamp that has been expertised, sample a specific area and get (for example) #ec2a65, then the next time you're wondering if a particular stamp is rose pink, if you repeat the exercise using the same settings and get a close comparison (for example) #eb2e68, then it's probably worth your getting that stamp expertised too. IF the stamp is a "pristine virginal mint stamp" and the printings are "shades which are clearly distinguishable by eye" then you should then be able to make an informed decisions using your knowledge, experience and the scans to assign it to a shade.

I find this very useful for the German stamps where there is little need for UV help BUT having several copies of certified stamps is beneficial as some older proofings are obviously wrong . This brings up the expertise angle and expertise cannot be wholly eliminated via technology.. But price on request and the style of description suggests this is not going to be appropriate cost wise. In theory I assume you just replace the LEDs in a flatbed scanner with UV wavelength equivalents. Am sure that must be doable - ha ha ha - this from someone who has never managed to successfully get an LiDE scanner working again after popping the glass in my attempts to fix them! Shining light through paper (e.g. using light from above, a lamp, or a torch) is a useful way to view features such as watermarks, and also any damage to paper. Document scanners Pantone colours are considered by many to be the industry standard for matching colours to be printed. So for example if a designer in Woolloomooloo chooses CMS17-2031 or whatever; a printhouse in Abu Dhabi can do the work without receiving a colour sample direct from the designer. Many countries flags are defined using pantone colours. While this is true it makes me think I have not explained the rationale behind this at all well If you have a certified stamp in-front of you and stamp of interest in-front of you then surely you would make a real-life comparison using a good natural north light? Taking a scan may help as well, but yes - colour calibration of your scanner isn't needed if the stamps are always going to be physically sitting together on your desk!! I'm looking to make colour calibrated scans work as well as possible for instances where real-life comparison is NOT possible.